Template:Individual-TLP-paragraph-en-5.51
5.51 If ξ has only one value, then [math]\displaystyle{ N ( \bar{\xi} ) }[/math] = ~p (not p), if it has two values then [math]\displaystyle{ N ( \bar{\xi} ) }[/math] = ~p . ~q (neither p nor q).
5.51 If ξ has only one value, then [math]\displaystyle{ N ( \bar{\xi} ) }[/math] = ~p (not p), if it has two values then [math]\displaystyle{ N ( \bar{\xi} ) }[/math] = ~p . ~q (neither p nor q).